层次分析法 判断矩阵的输入，计算最大特征值及对应的特征向量，并做一致性检验-Analytic Hierarchy Process to determine the matrix input to calculate the maximum eigenvalue and corresponding eigenvectors, and consistency test

ordeig.m——主程序，调用后两者，计算特征值，按顺序排列，使虚部递减 pois.m ——对于平面Poiseuille流通过切比雪夫你拟谱法离散化生成O-S矩阵 Dmat.m ——求解切比雪夫微分矩阵 -ordeig.m main program, after calling two, computing eigenvalues ​ ​ in sequence, so that the imaginary part of diminishing po